Alex Mustard / Midnight snapper (Macolor macularis) shelters in a cavern on a coral reef with white soft corals (Scleronephthya sp.) and solderfish. Vavuu Atoll, Maldives. Indian Ocean

Bert Willaert / Midnight snappers (Macolor macularis), Kimbe Bay, West New Britain, Papua New Guinea

Bert Willaert / Midnight snapper (Macolor macularis) being cleaned by Bluestreak cleaner wrasse (Labroides dimidiatus), Kimbe Bay, West New Britain, Papua New Guinea

Alex Mustard / Large group of Midnight snappers (Macolor macularis) race in to feed on eggs spawned by bohar snappers. Ulong, Rock Islands, Palau, Mirconesia. Tropical west Pacific Ocean

Alex Mustard / Long exposure of a Midnight snapper (Macolor macularis) swimming over a coral reef. Rock Islands, Palau, Micronesia. Tropical west Pacific Ocean

Alex Mustard / School of Oriental sweetlips (Plectorhinchus vittatus) gather tightly together as they rest during the day, with a Clown triggerfish (Balistoides conspicillum) and Midnight snappers (Macolor macularis...